Sigma School of Physics Darbhanga

Sigma School of Physics Darbhanga Opposite Sourav Vivah Bhawan,
K S College Road, Darbhanga Ho, Darbhanga - 846004 |
By.-Dr. Bijendra mohan
Faculty of Physics (Apr 2004 to present..)

M.Sc (Physics), Ph.D · Darbhanga
mob- 092 34 761089

21/12/2025

मिलिए अद्भुत प्रतिभा के धनी भवेश जी से ।

12/12/2025

अद्भुत कहानी है नीरज की!

25/03/2025

📢 इंटर के रिजल्ट में फिर गूंजा 'विजेंद्र मोहन सर' का नाम! 🎯🔥

इस साल के इंटरमीडिएट रिजल्ट में फिर से प्रिय डॉ.विजेंद्र मोहन सर के स्टूडेंट्स ने शानदार प्रदर्शन किया है! 🎉👏 NEET और JEE की तैयारी में उनका मार्गदर्शन हमेशा कमाल करता है, और यह रिजल्ट उसी का प्रमाण है।

💡 सफलता के इस सफर में जो मेहनत, समर्पण और मार्गदर्शन मिला, वह अतुलनीय है।
अगर आप भी अपने सपनों को उड़ान देना चाहते हैं और प्रतियोगी परीक्षाओं में शानदार प्रदर्शन करना चाहते हैं, तो डॉ. विजेंद्र मोहन सर से जुड़ें और अपने लक्ष्य को हासिल करें! 🚀✨

🎊 सभी टॉपर्स और सफल स्टूडेंट्स को हार्दिक बधाई! 🎊
आपका भविष्य उज्जवल हो! 🌟

25/02/2025

📌 Definition & Different Forms of Energy | Class 12 Physics | By Dr. Bijendra Mohan Sir

In this video, we will explore the definition of energy and its various forms in detail, essential for Class 12 Physics. Understanding energy is crucial for mastering NEET & JEE Physics.

🔹 Topics Covered:
✅ Definition of Energy
✅ Different Forms of Energy (Kinetic, Potential, Mechanical, Thermal, etc.)
✅ Real-life Examples & Applications
✅ Important Concepts for NEET & JEE Aspirants

24/02/2025

📌 Eddy Current Loss & Its Applications | Class 12 Physics | Dr. Bijendra Mohan Sir

🔬 In this video, Dr. Bijendra Mohan Sir explains Eddy Current, Eddy Current Loss, and its Applications in a simple and detailed manner. This topic is crucial for Class 12 Physics, NEET, and JEE aspirants.

📖 Topics Covered:
✅ Definition of Eddy Current
✅ Concept of Eddy Current Loss
✅ Formula & Factors Affecting Eddy Current Loss
✅ Methods to Reduce Eddy Current Loss
✅ Practical Applications in Daily Life & Technology

23/02/2025

📌 Transformer: Definition, Types & Working Principle | Class 12 Physics | Dr. Bijendra Mohan Sir

🔬 In this video, Dr. Bijendra Mohan Sir explains Transformers, their working principle, types, and applications in a clear and detailed manner. This topic is essential for Class 12 Physics, NEET, and JEE aspirants.

📖 Topics Covered:
✅ What is a Transformer? (Definition & Basics)
✅ Working Principle of a Transformer
✅ Types of Transformers (Step-up & Step-down)
✅ Transformer Diagram & Construction
✅ Applications of Transformers in Daily Life

🔹 Who Should Watch?
✔️ Class 12 Physics Students
✔️ NEET & JEE Aspirants
✔️ Anyone Interested in Electrical Machines & Power Distribution

📢 Don't Forget to LIKE, SHARE & SUBSCRIBE for more valuable Physics lessons!

21/02/2025

🚀 Oblique Collision Explained - Introduction, Formula, and Types | JEE Physics by Dr. Bijendra Mohan

In this video, Dr. Bijendra Mohan Sir breaks down the concept of Oblique Collision in a clear and detailed manner. Learn about the types of oblique collisions, essential formulas, and step-by-step problem-solving techniques to master this important topic for JEE and NEET Physics.

📌 Topics Covered:
✅ What is Oblique Collision?
✅ Difference between Oblique and Head-on Collision
✅ Important Formulas & Derivations
✅ Types of Oblique Collisions (Elastic & Inelastic)
✅ Concept of Angle of Rebound and Velocity Components
✅ Solved Examples for JEE & NEET Aspirants

🎯 Must-watch for: JEE Mains, JEE Advanced, NEET, and Class 11 students.

13/02/2025

In this video, Dr. Bijendra Mohan Sir explains Huygens' Principle in detail, covering its significance in wave optics and how it helps in understanding the propagation of light. This concept is crucial for Class 12 Physics students preparing for JEE, NEET, and Board exams.

🔥 Topics Covered:
✅ Introduction to Huygens’ Principle
✅ Wavefronts & Secondary Wavelets
✅ Applications in Reflection & Refraction
✅ Derivation & Explanation with Diagrams
✅ Importance in Wave Theory of Light

11/02/2025

In this video, Dr. Bijendra Mohan Sir explains the proof of the second law of refraction using Huygens’ Principle in a simple and detailed manner. This is a crucial topic in wave optics and is important for Class 12 Board Exams, JEE, and NEET.

🔹 Topics Covered:
✅ What is Huygens’ Principle?
✅ Proof of the Second Law of Refraction (Snell’s Law)
✅ Step-by-step derivation with explanation
✅ Applications in wave optics
✅ Important questions for exams

06/02/2025

🌞 उगते और डूबते सूरज का रंग लाल क्यों होता है? | Scientific Explanation

क्या आपने कभी गौर किया है कि सूर्योदय और सूर्यास्त के समय सूरज लाल या नारंगी रंग का दिखाई देता है? आखिर ऐसा क्यों होता है? 🤔

🔹 वीडियो में कवर किए गए विषय:
✅ सूरज का रंग दिनभर क्यों बदलता है?
✅ रैले स्कैटरिंग क्या है और यह कैसे काम करता है?
✅ नीला आकाश और लाल सूर्यास्त का वैज्ञानिक कारण।
✅ क्या प्रदूषण सूरज के रंग को प्रभावित करता है?

04/02/2025

Welcome to another insightful session by Dr. Bijendra Mohan Sir! In this video, we explore two fundamental concepts of Fluid Mechanics – Steady Flow and Streamline Flow. These topics are crucial for understanding the behavior of fluids in motion and play a significant role in JEE & NEET exams.

📖 Topics Covered:
✅ What is Steady Flow?
✅ Understanding Streamline Flow
✅ Difference between Steady Flow & Turbulent Flow
✅ Applications of Streamline Flow in real life
✅ Important formulas & solved numerical problems

Address

, K S College Road, Darbhanga Ho, Darbhanga
Darbhanga
846004

Telephone

09234761089

Website

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